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    <title> 2-1 大小写转换+转义字符</title>
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    <script type="text/javascript">
        var mySting="aBcDe";
        var mySting2="aBcDe";

        var lower=mySting.toLowerCase(); //转换为小写
        var lower2=mySting2.toUpperCase(); //转换为大写
        alert(mySting+"转换为小写字母后为:"+lower+"\r"+mySting+"转换为小写字母后为:"+lower2 )
    </script>
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    <p><a href="../../index.php#JavaScriptRmdjt" class="fontSize" title="点击进入该目录">目录</a></p>
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